Channa Tannins is a special containing tannins, phenolic, anthocyanin and many other phytochemicals. These beneficial phytochemicals are crucial for the health and beauty of fishes. The product contains extract of Red Fern and Red Terminalia Cattapa which is rich in anthocyanin, a natural dye that will enhance fish colour for the red, orange and yellow pigment. Tannins is a good for fish that recover from injuries as they provide anti-bacterial, anti-fungal and anti-inflammation properties. When Channa Tannins are added into the water, it will reduces heavy metals such as magnesium, sodium, calcium and potassium, creating the best living environment for Channa fish. This will result in a more vibrant colour in fish, and fish are generally in a better health.